package is.ru.honn.rupin.service;

public class UsernameExistsException extends Exception {
    public UsernameExistsException() {
        super();
    }

    public UsernameExistsException(String s) {
        super(s);
    }

    public UsernameExistsException(String s, Throwable throwable) {
        super(s, throwable);
    }
}
